264229901325 has 72 divisors (see below), whose sum is σ = 510569066280. Its totient is φ = 129852979200.

The previous prime is 264229901323. The next prime is 264229901333. The reversal of 264229901325 is 523109922462.

264229901325 is a `hidden beast` number, since 2 + 6 + 422 + 9 + 90 + 132 + 5 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 225877770756 + 38352130569 = 475266^2 + 195837^2 .

It is not a de Polignac number, because 264229901325 - 2¹ = 264229901323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264229901323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1584945 + ... + 1743705.

Almost surely, 2^264229901325 is an apocalyptic number.

264229901325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264229901325 is a deficient number, since it is larger than the sum of its proper divisors (246339164955).

264229901325 is a wasteful number, since it uses less digits than its factorization.

264229901325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159359 (or 159351 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 264229901325 in words is "two hundred sixty-four billion, two hundred twenty-nine million, nine hundred one thousand, three hundred twenty-five".